Potential Interactions Between Medications and Supplements for Seniors - Family Medicine

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I would like to ask if there are any interactions between taking dietary supplements and medications together?


My father (67 years old) regularly takes the following 7 medications:
1.
Anbang tablet 0.5 mg
2.
Lian Duomian tablet 0.25 mg
3.
Diphenhydramine coated tablet 25 mg
4.
Ketotifen 25 mg coated tablet
5.
Norvasc tablet 5 mg
6.
Dexamethasone 106 mg coated tablet
7.
Magnesium oxide tablet 250 mg
My mother (64 years old) regularly takes the following 4 medications:
1.
Aspirin enteric-coated 100 mg
2.
Bepidil tablet 80/5 mg
3.
Tamsulosin coated tablet 100 mg (with Sifrol)
4.
Lisinopril coated tablet 2 mg
Could you please advise if there would be any interactions if my father and mother (64 and 67 years old) take the following dietary supplements together? Or would it be better to space them out (for example, taking medications in the morning and supplements at noon)?
1.
Fish oil
2.
Lutein
3.
Algal calcium
4.
Women's multivitamin (containing Vitamin A 700 mcg 100%, B1 1.9 mg 136%, B2 2.2 mg 138%, B6 2 mg 125%, B12 2.8 mcg 117%, C 100 mg 100%, D 10 mcg 100%, E 13 mg 100%, K 65 mcg 54%, Niacin 18 mcg 100%, Folic acid 400 mcg 100%, Pantothenic acid 5 mg 100%, Biotin 30 mcg 100%, Iron 15 mg 100%, Copper 1 mg*, Molybdenum 50 mcg*, Chromium 35 mcg*, Selenium 55 mcg 100%, Zinc 8 mg 53%, Magnesium 8.2 mg 2%, Calcium 19.8 mg 2%, Manganese 3 mg*)

Yitz, 60~69 year old female. Ask Date: 2021/11/19

Dr. Hou Angting reply Family Medicine


Hello, internet user: Most dietary supplements are designed to help you meet your daily requirements for vitamins and minerals, and they generally have a low risk of interactions.
Current research has not found an increased risk of bleeding when taking fish oil and aspirin together.

Reply Date: 2021/11/19

More Info


When it comes to the potential interactions between medications and supplements, especially in seniors, it is crucial to approach the situation with caution. The medications your father and mother are taking, along with the proposed supplements, can indeed lead to interactions that may affect their health.


Overview of Current Medications
Father's Medications:
1. 安邦錠 (Anxiolytic) 0.5 mg
2. 戀多眠錠 (Sleep Aid) 0.25 mg
3. 敵芬尼朵糖衣錠 (Antihistamine) 25 mg
4. 克他服寧 (Antidepressant) 25 mg
5. Norvasc (Amlodipine) 5 mg
6. 得安穩 (Antidepressant) 106 mg
7. 氧化鎂 (Magnesium) 250 mg
Mother's Medications:
1. Aspirin 100 mg (Enteric-coated)
2. 倍必康平 (Antihypertensive) 80/5 mg
3. 疪泰祿 (Antidepressant) 100 mg (with Citalopram)
4. 力清之 (Antihypertensive) 2 mg

Proposed Supplements
1. Fish Oil
2. Lutein
3. Seaweed Calcium
4. Women's Multivitamin (containing various vitamins and minerals)

Potential Interactions
1. Fish Oil: Generally considered safe, fish oil can have a blood-thinning effect, which may enhance the effects of Aspirin. This could increase the risk of bleeding, especially in your mother who is already taking Aspirin.

2. Lutein: This supplement is primarily used for eye health and is not known to have significant interactions with the medications listed. However, it is always wise to monitor for any unusual symptoms.

3. Seaweed Calcium: Calcium can interfere with the absorption of certain medications, particularly those that are taken for hypertension or osteoporosis. It is advisable to take calcium supplements at a different time than these medications.

4. Women's Multivitamin: The multivitamin contains various vitamins and minerals, some of which (like Vitamin K) can interact with blood thinners. Since your mother is taking Aspirin, it is essential to be cautious with the intake of Vitamin K, as it can affect blood clotting.


Recommendations
Given the complexity of the medications and the potential for interactions, here are some recommendations:
- Timing of Supplements: It may be beneficial to space out the medications and supplements. For example, taking medications in the morning and supplements in the afternoon or evening can help minimize interactions.
- Consult Healthcare Providers: Before introducing any new supplements, it is crucial to consult with their healthcare providers or a pharmacist. They can provide personalized advice based on their complete medical history and current medications.

- Monitor for Side Effects: Keep an eye on any new symptoms or side effects that may arise after starting the supplements. If any adverse effects occur, it is essential to report them to a healthcare professional immediately.

- Regular Check-ups: Regular follow-ups with their healthcare providers can help manage their medications effectively and ensure that any potential interactions are addressed promptly.


Conclusion
In summary, while the proposed supplements may offer health benefits, the potential for interactions with the medications your parents are currently taking cannot be overlooked. It is essential to approach this situation with caution, prioritize communication with healthcare providers, and monitor for any adverse effects. By doing so, you can help ensure that your parents maintain their health and well-being while managing their medications and supplements effectively.

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